We know that cells maintain their water content through osmosis. Now we can see what happens when someone deliberately screws around with osmosis. Some cells explode. Others turn into “ghosts.”
Any time someone breaks a record, people inevitably bring up the possibility that they had some illegal enhancements. Just yesterday, gold medalist Ye Shiwen was accused of "blood doping" to improve her performance. You may be familiar with steroids and other drugs — but what on Earth is "blood doping?" And why would…
He was found with an arrow in his shoulder and a stab wound in his hand, but when Ötzi the Iceman was first discovered in 1991, scientists were unable to recover so much as a drop of blood from his otherwise intact body.